// One-off: walk a creature Setup -> parts -> GfxObj -> Surface ids, and walk its
// ClothingBase texture/palette overrides, so we can dump the real skin textures.
using System.Globalization;
using DatReaderWriter;
using DatReaderWriter.DBObjs;
using DatReaderWriter.Options;
using SysEnv = System.Environment;

static uint Hex(string s) => uint.Parse(s.StartsWith("0x", StringComparison.OrdinalIgnoreCase) ? s[2..] : s,
                                        NumberStyles.HexNumber, CultureInfo.InvariantCulture);

uint setupId = Hex(args[0]);
string? exportPath = args.Length > 2 ? args[2] : null;
uint motionTableId = args.Length > 3 ? Hex(args[3]) : 0;
uint clothingId = args.Length > 1 ? Hex(args[1]) : 0;

string datDir = SysEnv.GetEnvironmentVariable("ACDREAM_DAT_DIR")
    ?? Path.Combine(SysEnv.GetFolderPath(SysEnv.SpecialFolder.UserProfile), "Documents", "Asheron's Call");
using var dats = new DatCollection(datDir, DatAccessType.Read);

if (exportPath is not null)
    return MosswartArt.Export.Run(dats, setupId, clothingId, exportPath, motionTableId);

if (!dats.TryGet<Setup>(setupId, out var setup) || setup is null) { Console.Error.WriteLine("no setup"); return 1; }
Console.WriteLine($"Setup 0x{setupId:X8}: {setup.Parts.Count} parts, radius {setup.Radius:F2} height {setup.Height:F2}");

var allSurfaces = new SortedSet<uint>();
for (int i = 0; i < setup.Parts.Count; i++)
{
    uint gid = setup.Parts[i];
    if (!dats.TryGet<GfxObj>(gid, out var g) || g is null) { Console.WriteLine($"  part[{i}] gfx 0x{gid:X8} MISSING"); continue; }
    var surfs = string.Join(", ", g.Surfaces.Select(s => $"0x{(uint)s:X8}"));
    Console.WriteLine($"  part[{i}] gfx 0x{gid:X8}  verts={g.VertexArray?.Vertices?.Count ?? 0}  surfaces=[{surfs}]");
    foreach (var s in g.Surfaces) allSurfaces.Add((uint)s);
}

if (clothingId != 0 && dats.TryGet<ClothingTable>(clothingId, out var ct) && ct is not null)
{
    Console.WriteLine($"\nClothingBase 0x{clothingId:X8}: {ct.ClothingBaseEffects.Count} base effects, {ct.ClothingSubPalEffects.Count} subpal effects");
    foreach (var kv in ct.ClothingBaseEffects)
    {
        Console.WriteLine($"  setup 0x{kv.Key:X8}:");
        foreach (var ce in kv.Value.CloObjectEffects)
        {
            Console.WriteLine($"    part {ce.Index} gfx 0x{ce.ModelId:X8}");
            foreach (var te in ce.CloTextureEffects)
            {
                Console.WriteLine($"      tex 0x{te.OldTexture:X8} -> 0x{te.NewTexture:X8}");
                allSurfaces.Add((uint)te.NewTexture);
            }
        }
    }
    foreach (var kv in ct.ClothingSubPalEffects)
        Console.WriteLine($"  subpal key {kv.Key}: icon 0x{kv.Value.Icon:X8} ranges={kv.Value.CloSubPalettes.Count}");
}

Console.WriteLine("\nALL SURFACE IDS:");
Console.WriteLine(string.Join(" ", allSurfaces.Select(s => $"0x{s:X8}")));
return 0;